Wed, 15 Feb 2012 14:47:46 +0000 Christian Urban merged
Wed, 15 Feb 2012 14:33:29 +0000 Christian Urban updated to Isabelle 15 Feb
Sat, 21 Jan 2012 15:35:47 +0000 Christian Urban updated part about beta in Tactiacal section
Sat, 21 Jan 2012 15:18:38 +0000 Christian Urban merged
Sat, 21 Jan 2012 15:16:04 +0000 Christian Urban modified the passage on beta-contractions
Mon, 16 Jan 2012 07:40:17 +0000 Christian Urban tuned
Wed, 30 Nov 2011 13:35:10 +0000 Christian Urban updated to Isabelle 30 November
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